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author | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-13 00:11:37 +0200 |
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committer | Michael Niedermayer <michael@niedermayer.cc> | 2020-05-21 09:31:08 +0200 |
commit | 1d633e6a0a61118c9b2d1785d96bdebaa8c38592 (patch) | |
tree | cf3ef1b787399aed882b5f67eede54b05ebbf297 | |
parent | 2570a8777e7095358b10f679d35641e114a2ab33 (diff) | |
download | ffmpeg-1d633e6a0a61118c9b2d1785d96bdebaa8c38592.tar.gz |
avcodec/ivi: Clear got_p_frame before decoding a new frame using it
Fixes: assertion failure
Fixes: 21666/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_INDEO4_fuzzer-5706468994318336
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
-rw-r--r-- | libavcodec/ivi.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/libavcodec/ivi.c b/libavcodec/ivi.c index 7d3749b818..c5c50fb5c1 100644 --- a/libavcodec/ivi.c +++ b/libavcodec/ivi.c @@ -1192,6 +1192,8 @@ int ff_ivi_decode_frame(AVCodecContext *avctx, void *data, int *got_frame, AVPacket pkt; pkt.data = avpkt->data + (get_bits_count(&ctx->gb) >> 3); pkt.size = get_bits_left(&ctx->gb) >> 3; + ctx->got_p_frame = 0; + av_frame_unref(ctx->p_frame); ff_ivi_decode_frame(avctx, ctx->p_frame, &ctx->got_p_frame, &pkt); } } |